---
src/qemu/qemu_driver.c | 8 +------
src/qemu/qemu_migration.c | 13 ++---------
src/qemu/qemu_process.c | 58 ++++++++++++-----------------------------------
3 files changed, 17 insertions(+), 62 deletions(-)
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 12ddbc0..edff973 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -4397,7 +4397,6 @@ processSerialChangedEvent(virQEMUDriverPtr driver,
virObjectEventPtr event = NULL;
virDomainDeviceDef dev;
qemuDomainObjPrivatePtr priv = vm->privateData;
- int rc;
if (connected)
newstate = VIR_DOMAIN_CHR_DEVICE_STATE_CONNECTED;
@@ -4450,13 +4449,8 @@ processSerialChangedEvent(virQEMUDriverPtr driver,
if (STREQ_NULLABLE(dev.data.chr->target.name, "org.qemu.guest_agent.0")) {
if (newstate == VIR_DOMAIN_CHR_DEVICE_STATE_CONNECTED) {
- if (!priv->agent) {
- if ((rc = qemuConnectAgent(driver, vm)) == -2)
+ if (!priv->agent && qemuConnectAgent(driver, vm) < 0)
goto endjob;
-
- if (rc < 0)
- priv->agentError = true;
- }
} else {
if (priv->agent) {
qemuAgentClose(priv->agent);
diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
index e2ca330..0a02236 100644
--- a/src/qemu/qemu_migration.c
+++ b/src/qemu/qemu_migration.c
@@ -6171,7 +6171,6 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
unsigned short port;
unsigned long long timeReceived = 0;
virObjectEventPtr event;
- int rc;
qemuDomainJobInfoPtr jobInfo = NULL;
bool inPostCopy = false;
bool doKill = true;
@@ -6244,16 +6243,8 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
QEMU_ASYNC_JOB_MIGRATION_IN) < 0)
goto endjob;
- if ((rc = qemuConnectAgent(driver, vm)) < 0) {
- if (rc == -2)
- goto endjob;
-
- VIR_WARN("Cannot connect to QEMU guest agent for %s",
- vm->def->name);
- virResetLastError();
- priv->agentError = true;
- }
-
+ if (qemuConnectAgent(driver, vm) < 0)
+ goto endjob;
if (flags & VIR_MIGRATE_PERSIST_DEST) {
if (qemuMigrationPersist(driver, vm, mig, !v3proto) < 0) {
diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index 42f7f84..d7c9ce3 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -206,7 +206,6 @@ int
qemuConnectAgent(virQEMUDriverPtr driver, virDomainObjPtr vm)
{
qemuDomainObjPrivatePtr priv = vm->privateData;
- int ret = -1;
qemuAgentPtr agent = NULL;
virDomainChrDefPtr config = qemuFindAgentConfig(vm->def);
@@ -252,8 +251,7 @@ qemuConnectAgent(virQEMUDriverPtr driver, virDomainObjPtr vm)
qemuAgentClose(agent);
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("guest crashed while connecting to the guest agent"));
- ret = -2;
- goto cleanup;
+ return -1;
}
if (virSecurityManagerClearSocketLabel(driver->securityManager,
@@ -264,18 +262,16 @@ qemuConnectAgent(virQEMUDriverPtr driver, virDomainObjPtr vm)
goto cleanup;
}
-
priv->agent = agent;
- if (priv->agent == NULL) {
- VIR_INFO("Failed to connect agent for %s", vm->def->name);
- goto cleanup;
- }
-
- ret = 0;
-
cleanup:
- return ret;
+ if (!priv->agent) {
+ VIR_WARN("Cannot connect to QEMU guest agent for %s", vm->def->name);
+ priv->agentError = true;
+ virResetLastError();
+ }
+
+ return 0;
}
@@ -3249,7 +3245,6 @@ qemuProcessReconnect(void *opaque)
int reason;
virQEMUDriverConfigPtr cfg;
size_t i;
- int ret;
unsigned int stopFlags = 0;
bool jobStarted = false;
virCapsPtr caps = NULL;
@@ -3393,16 +3388,8 @@ qemuProcessReconnect(void *opaque)
if (qemuProcessUpdateDevices(driver, obj) < 0)
goto error;
- /* Failure to connect to agent shouldn't be fatal */
- if ((ret = qemuConnectAgent(driver, obj)) < 0) {
- if (ret == -2)
- goto error;
-
- VIR_WARN("Cannot connect to QEMU guest agent for %s",
- obj->def->name);
- virResetLastError();
- priv->agentError = true;
- }
+ if (qemuConnectAgent(driver, obj) < 0)
+ goto error;
/* update domain state XML with possibly updated state in virDomainObj */
if (virDomainSaveStatus(driver->xmlopt, cfg->stateDir, obj, driver->caps) < 0)
@@ -5488,16 +5475,8 @@ qemuProcessLaunch(virConnectPtr conn,
if (qemuProcessWaitForMonitor(driver, vm, asyncJob, priv->qemuCaps, logCtxt) < 0)
goto cleanup;
- /* Failure to connect to agent shouldn't be fatal */
- if ((rv = qemuConnectAgent(driver, vm)) < 0) {
- if (rv == -2)
- goto cleanup;
-
- VIR_WARN("Cannot connect to QEMU guest agent for %s",
- vm->def->name);
- virResetLastError();
- priv->agentError = true;
- }
+ if (qemuConnectAgent(driver, vm) < 0)
+ goto cleanup;
VIR_DEBUG("Detecting if required emulator features are present");
if (!qemuProcessVerifyGuestCPU(driver, vm, asyncJob))
@@ -6176,7 +6155,6 @@ int qemuProcessAttach(virConnectPtr conn ATTRIBUTE_UNUSED,
virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
virCapsPtr caps = NULL;
bool active = false;
- int ret;
VIR_DEBUG("Beginning VM attach process");
@@ -6303,16 +6281,8 @@ int qemuProcessAttach(virConnectPtr conn ATTRIBUTE_UNUSED,
if (qemuProcessWaitForMonitor(driver, vm, QEMU_ASYNC_JOB_NONE, priv->qemuCaps, NULL) < 0)
goto error;
- /* Failure to connect to agent shouldn't be fatal */
- if ((ret = qemuConnectAgent(driver, vm)) < 0) {
- if (ret == -2)
- goto error;
-
- VIR_WARN("Cannot connect to QEMU guest agent for %s",
- vm->def->name);
- virResetLastError();
- priv->agentError = true;
- }
+ if (qemuConnectAgent(driver, vm) < 0)
+ goto error;
VIR_DEBUG("Detecting VCPU PIDs");
if (qemuDomainRefreshVcpuInfo(driver, vm, QEMU_ASYNC_JOB_NONE, false) < 0)
--
1.8.3.1
--
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